Home / 1,082,029,028.12-1,493,074,087.32-605,745,477.64

Finding the Fourth Proportional to 1,082,029,028.12, 1,493,074,087.32 and 605,745,477.64

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Solution

The fourth proportional to 1,082,029,028.12, 1,493,074,087.32 and 605,745,477.64 is: 835,858,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,029,028.12 : 1,493,074,087.32 = 605,745,477.64 : x
  2. Step 2: Convert to fraction form
    1,082,029,028.12/1,493,074,087.32 = 605,745,477.64/x
  3. Step 3: Cross multiply
    1,082,029,028.12x = 1,493,074,087.32 × 605,745,477.64
  4. Step 4: Simplify right side
    1,082,029,028.12x = 904,422,876,175,560,448
  5. Step 5: Solve for x
    x = 904,422,876,175,560,448/1,082,029,028.12
  6. Step 6: Final answer
    x = 835,858,237.32

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.